- FondsButler - Samuel Butler Collection
- SeriesSection 8 (VIII) - Miscellaneous papers, formerly the property of or relating to Samuel Butler
- Subseries1 - Box 1
- File3b - Papers relating to Henry Festing Jones's 'Memoir' of Butler ('pieces justificatives')
- 8 more...
- Item9 - Letter from Frederick MacMillan to Henry Festing Jones, dated 30 April 1917
- Item10 - Letter from Frederick MacMillan to Henry Festing Jones, dated 30 January 1917
- Item11 - Letter from Frederick MacMillan to Henry Festing Jones, dated 17 October 1917
- Item12 - Letter from Frederick MacMillan to Henry Festing Jones, dated 8 May 1916
- Item13 - Letter from Frederick MacMillan to Henry Festing Jones, dated 22 May 1916
- Item14 - Letter from Frederick MacMillan to Henry Festing Jones, dated 24 May 1916
- Item15 - Letter from Frederick MacMillan to Henry Festing Jones, dated 28 December 1916
- Item16 - Letter from Frederick MacMillan to Henry Festing Jones, dated 15 August 1917